It is impossible to hum if your nose is plugged.
366
Extremely high pressured water can easily cut through a steel beam.
51
Diamonds mined in Brazil are harder than those found in Africa.
40
When glass breaks, the cracks move faster than 3,000 miles per hour.
47
Bamboo plants can grow up to 36 inches in a day.
52
There is one slot machine in Las Vegas for every eight inhabitants.
58
About two hundred babies are born worldwide every minute.
237